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Flourless Oatmeal Peanut Butter Cookies

Flourless Oatmeal Peanut Butter Cookies aka "Baby Monsters" have both peanut butter and peanut butter chips. Mini M&Ms are optional, but cute!
Course Dessert
Cuisine American
Prep Time 20 minutes
Cook Time 12 minutes
Total Time 32 minutes
Servings 40
Author Cookie Madness


  • 4 tablespoon unsalted butter softened
  • 1 cup peanut butter
  • 2/3 cup granulated sugar
  • 2/3 cup packed light brown sugar
  • 3/8 teaspoon salt
  • 1 1/2 teaspoons vanilla extract
  • 2 large eggs
  • 1 1/4 teaspoons baking soda
  • 3 cups quick cooking gluten-free oats
  • 1 1/3 cups peanut butter chips
  • 1/3 cup Mini M&Ms


  • Preheat oven to 350 degrees F. Have ready two parchment or foil lined baking sheets.
  • Beat the softened butter, peanut butter and both sugars until creamy. Add salt, vanilla, eggs and baking soda and beat for about 30 seconds.
  • Stir in oats, peanut butter chips and M&Ms (if using).
  • Drop by tablespoons onto a greased or parchment lined baking sheet.
  • Bake 350 degrees for 10-12 minutes or until edges just start to browln.
  • Let cool on cookie sheet 5 minutes before removing to cooling rack, then let cool completely.


Oats are naturally gluten-free, but the ones labeled gluten-free are made in facilities where they won't be cross contaminated with wheat.